【二手E4420B，4G信号源】 E4420B 图片

p1Src=//y3.yzimgs.com/uploads/524662/20171012-1554983.jpg?watermark/2/text/5rex5Zyz5biC6b6Z5Y2O5paw5Yy66LaF5Yip55S15a2Q56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast&p2Src=//y2.yzimgs.com/uploads/524662/20171012-15511773.jpg&p3Src=//y3.yzimgs.com/uploads/524662/20171012-15516566.jpg?watermark/2/text/5rex5Zyz5biC6b6Z5Y2O5paw5Yy66LaF5Yip55S15a2Q56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast"